Developing future managers

Your organization (hypothetical) has a large number of individuals at the supervisor and management levels who will retire within the next seven years. How should you (in an HR role) go about succession planning for these positions? What types of training and talent development would you recommend, and why?

Aside from succession planning, why would an organization provide resources and tools to help individuals with their career planning?  What does the organization stand to gain from this? 

Does your organization provide any sort of succession planning or career planning?

approximately 250 words  

APA Style and two references